LINCOLN ELECTRICMagnum 400A Contact Tips

LINCOLN ELECTRIC Contact Tip: Magnum 400A, 0.04 in

The LINCOLN ELECTRIC Magnum 400A Contact Tip (MPN KP14-40) is a standard-duty threaded contact tip designed for use with the Magnum Pro 550A nozzle series. It accommodates a maximum wire diameter of 0.04 inches.

SKU 3G-OTH-357123

Also listed as: KP1440 · KP14 40

Brand

LINCOLN ELECTRIC

Item

Contact Tip: Magnum 400A, 0.04 in

Local availability & support

Delivery: Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment: Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

LINCOLN ELECTRIC

Manufacturer Part Number

KP14-40 

Duty Rating

Standard Duty 

Connection Type

Threaded 

For Nozzle Series

Magnum Pro 550A 

Maximum Wire Diameter (Merch)

0.04 in 

Technical Documents

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LINCOLN ELECTRIC Products

3G Electric (S) Pte. Ltd. — Singapore

Product Description

Frequently Asked Questions

What is the LINCOLN ELECTRIC Magnum 400A contact tip used for?

The LINCOLN ELECTRIC Magnum 400A contact tip (MPN KP14-40) is used in MIG welding to conduct electrical current to the wire electrode. It is designed for standard-duty applications with the Magnum Pro 550A nozzle series and accommodates wire up to 0.04 inches in diameter.

What are the specifications of the LINCOLN ELECTRIC Magnum 400A contact tip?

The LINCOLN ELECTRIC Magnum 400A contact tip (MPN KP14-40) has a standard duty rating, threaded connection type, and is designed for the Magnum Pro 550A nozzle series. It supports a maximum wire diameter of 0.04 inches and is rated for 400A.

Where to buy LINCOLN ELECTRIC Magnum 400A contact tips worldwide?

3G Electric supplies LINCOLN ELECTRIC Magnum 400A contact tips worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time.

How to install a LINCOLN ELECTRIC Magnum 400A contact tip?

To install the LINCOLN ELECTRIC Magnum 400A contact tip, first ensure the welder is off. Remove the old tip by unscrewing it counterclockwise. Thread the new KP14-40 tip clockwise into the Magnum Pro 550A nozzle until snug. Do not overtighten. Always follow the manufacturer's safety guidelines.

Used in

Common applications for LINCOLN ELECTRIC

General steel fabrication — Lincoln Electric UltraCore HD-12C flux-cored wire (E71T-12C, 0.052 in) for single- or multiple-pass welding on carbon steel.

All-position welding with AC power — Lincoln Electric Fleetweld 180 stick electrode (E6011, 5/32 in) for repair and maintenance on galvanized or painted steel.

Severe abrasion resistance — Lincoln Electric Wearshield ME hardfacing electrode (1/8 in, 55 HRC) for earthmoving equipment and crusher components.

Multiprocess welding — Lincoln Electric Flextec 500X with LF-74 wire feeder for switching between MIG, stick, and TIG processes in fabrication shops.

TIG welding with improved gas coverage — Lincoln Electric gas lens (45V44, 3/32 in max electrode) for precision welding of stainless steel or aluminum.

MIG welding of carbon steel — Lincoln Electric ER70S-3 wire (0.035 in, 60 lb spool) for general fabrication and structural welding.

LINCOLN ELECTRIC Products

3G Electric supplies LINCOLN ELECTRIC magnum 400a contact tips. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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